Signer is a premium tool for work with electronic signatures, time stamps and data boxes on Windows, Mac OS, Android and iOS. It enables you to authorise documents (in PDF, PDF/A, OFFICE 365) and XML data (FormApps) by an electronic signature on all platforms.
Native application for tablets, phones and other devices with Google Android operating system with 4.0+ is available for free on Google play. Version 3.5.7. / List of changes and fixes
Native application for iPad, iPhone and iPod Touch with Apple iOS operating system is available for free on Apple App Store. Version 3.6.2.
The first version of the application written completely in Swift. Provides better user comfort, faster application response and stability. The update will migrate all user data, including certificates and settings, to the new version. You will not lose your data. / List of changes and fixes
Application for devices with operating system macOS 10.12 (Sierra) and OSX 10.11 (El Capitan). Version 3.5.4.
Native application for devices with Windows 8 and Windows RT operating system for tablets and ultrabooks with touchscreens. Version 3.5.6 / List of changes and fixes